PPGI COILS/SECC/HDGI/galvanized steel coil for roofing sheet/china
- Ref Price:
-
- Loading Port:
- Dalian
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 100000 m.t./month
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Packaging & Delivery
| Packaging Detail: | seaworthy export package of PPGI coil: 3 eye bands and 3 circumferential bands in steel, galvanized metal fluted rings on inner and outer edges, galvanized metal & waterproof paper wall protection disk, galvanized metal & waterproof paper around circumference. |
| Delivery Detail: | 15-20days |
PRODUCTION DESCRIPTION
NAME
| PPGI | GALVANIZED
| GALVALUME/ALUZINC
| ||
CERTIFICATE | ISO9001:2008 | ||||
STANDARD
| EN10142 JIS G3302 GB/T-12754-2006 | ASTM A653 JIS G3302 SGCC/SGCH GB/T2518 European Standard | ASTM A792 JIS G3321 JIS G3317
| ||
GRADE
| CGCC CGCH CGCD1-CGCD3 CGC340-CGC570 GRADE
| SS GRADE33-80 SGCC SGCH SGCD1-SGCD3 SGC340-SGC570 SGCC DX51D | GRADE33-80 SGLCC SGLCD SGLCDD SGLC400-SGLC570 SZACC SZACH SZAC340R | ||
Mode No of prepainted steel coil | 0.16MM-1.5MM*1250MM OR UNDER | (0.12-1.5)*1250MM OR UNDER | 0.16MM-1.5MM*1250MM OR UNDER | ||
Type of prepainted steel coil
| Steel coil Steel sheets/plates Corrugated steel sheets/plates
| Steel coil Steel sheets/plates Corrugated steel sheets/plates | Steel coil Steel sheets/plates Corrugated steel sheets/plates
| ||
Technique of prepainted steel coil | Hot rolled-cold rolled -galvalume /galvanized -PPGI/PPGL | Hot rolled-cold rolled - galvanized | Hot rolled-cold rolled -galvalume /Aluzinc
| ||
Surface treatment of prepainted steel coil | Mini/regular/big/zero spangle, Chromate treatment /chromate-free treatment /untreated unoile/oiled, TENSION LEVELLERT SKIN PASS anti-fingerprint/un-anti-fingerprint, Coating,color | Mini/regular/big/zero spangle, Chromate treatment /chromate-free treatment /untreated unoile/oiled, TENSION LEVELLERT SKIN PASS anti-fingerprint/un-anti-fingerprint, Coating
| |||
Application of prepainted steel coil | Structural use ,roofing, commercial use, household appliance, industry, family | ||||
SPECIAL APPLICATION | Wear resistant steel, high- strength - steel plate | ||||
galvanized steel coil for roofing sheet features:
1. Zinc coating :30-350g/m2( as required)
2. Thickness:0.12-5.0mm
3. Width:600-1500mm(750mm, 900mm,914mm, 1000mm, 1219mm,1215mm,1250mm the most common)
4. Coil id:508mm
5. Coil weight: 3-7MT(as required)
6. Surface:regular/mini/zero spangle, chromated, skin pass, dry etc.
7. Application: With excellent cold bending molded manufacturablity, good decoration effect, strong anti-corrosion ability, galvanized steel coils and sheets are also pollution-free and easily recycled. Accordingly, they can be used as final products and basic plates of color coated steel coils and widely applied in construction, home appliances, decoration, ect.
- Q:Can anyone tell me what that means. I have seen it on knife blades an such. I am assuming it's a formula for the strength of the metal. who does that scale work, and please keep it simple.
- 440 is an AISI (American Iron and Steel Institute) material specification. It specifies the precise quantities of carbon and other elements present in the alloy. Here are the constituents of AISI 440 steel: Carbon - 0.6 to 0.75% Chromium - 16 to 18% Manganese - less than 1% Molybdenum - less than 0.75% Phosphorus - less than 0.04% Silicon - less than 1% Sulfur - less than 0.03% Iron makes up the remainder. AISI 440 is a heat-treatable, precipitation-hardening stainless steel.
- Q:What are the different methods of shearing steel coils?
- There are several methods used for shearing steel coils, including rotary shearing, slitting, and laser cutting. Rotary shearing involves the use of rotating blades to cut the coil into smaller sections. Slitting involves passing the coil through a set of circular blades that make multiple cuts parallel to the coil's width. Laser cutting, on the other hand, uses a high-powered laser beam to precisely cut through the steel coil. Each method has its advantages and is chosen based on factors such as the desired accuracy, speed, and type of steel being cut.
- Q:i know stainless steel swords are decoration, what metal is ok for a sword that is usable
- carbon steel will hold a good edge, but will corrode easily. The nicest blades I have seen are made from damascus steel (repeatedly folded over and over). It makes a blade which is good and flexible sideways, but more rigid in the cutting direction, and it holds an edge extremely well. It also looks awesome due to the grain effect from the folds, but is very expensive.
- Q:I have a steel string, Yamaha acoustic guitar that I am learning to play at home. But at school I use a rented nylon string guitar. I like the feel of the nylon strings better then the steel strings and i was wondering if i can just switch strings or if i should just get another guitar. Can anyone help?
- No, a steel string guitar is built and braced for the greater tension of steel strings, which means it's too heavily built to respond properly to nylon strings. It would sound awful. Besides, the slots in the nut are too narrow on a steel-string, the action is too low, and the bridge is made for ball end strings (most high quality nylon strings are plain end). And you would have to turn the narrow string posts on steel-string tuners forever to get anywhere with stretchy nylon strings.
- Q:What are the quality control measures for steel coil production?
- Quality control measures for steel coil production are essential to ensure that the final product meets the required standards and specifications. Here are some key quality control measures commonly employed in the steel coil production process: 1. Raw Material Inspection: Before production starts, the raw materials such as steel billets are thoroughly inspected for their chemical composition, mechanical properties, and surface defects. This ensures that only high-quality materials are used in the production process. 2. Process Control: Throughout the production process, various process control measures are implemented to monitor and control critical parameters. These may include temperature control, rolling speed, tension control, and lubrication. Regular checks and adjustments are made to ensure that these parameters are within the specified tolerances. 3. Dimensional and Surface Inspection: Steel coils undergo rigorous dimensional and surface inspections to ensure that they meet the required thickness, width, and length specifications. Surface defects such as scratches, pits, or dents are also carefully examined and minimized to meet quality standards. 4. Mechanical Testing: Mechanical properties such as tensile strength, yield strength, elongation, and hardness are tested on a regular basis. These tests are crucial to ensure that the steel coils possess the desired strength and performance characteristics. 5. Visual Inspection: Visual inspection is an important quality control measure to identify any visible defects or irregularities in the steel coils. Trained inspectors check for issues like cracks, corrosion, or uneven surfaces, and take necessary actions to rectify or reject the faulty coils. 6. Non-Destructive Testing: Non-destructive testing methods like ultrasonic testing, magnetic particle testing, or eddy current testing are often employed to detect internal defects such as voids, inclusions, or discontinuities that may impact the quality of the steel coils. 7. Documentation and Traceability: Proper documentation and traceability of all quality control measures are maintained throughout the production process. This includes recording test results, inspection reports, and other relevant data to ensure transparency and accountability. 8. Continuous Improvement: Quality control measures in steel coil production are not static but subject to continuous improvement. Regular audits, feedback from customers, and analysis of process data are used to identify areas for improvement and implement corrective actions to enhance product quality. By implementing these quality control measures, steel coil manufacturers can ensure that the final product meets the required specifications, performs reliably, and achieves customer satisfaction.
- Q:How are steel coils used in the production of pipes and tubes?
- Steel coils are used in the production of pipes and tubes by being fed into a pipe or tube mill, where they are unraveled, formed, and welded together to create the desired size and shape of the pipe or tube.
- Q:And by how much? I'm pretty sure that sterling silver is stronger, but I'm wondering if I could still use a metal stamp to stamp into something that's stainless steel - if it would be soft enough?
- Silver is a relatively soft metal, while stainless steel is an alloy that has been designed for strength and durability. Your ability to use the stamp on steel will largely depend on the stamp's material. Why not just man up and give it a go?
- Q:How are steel coils inspected for surface finish using profilometry?
- Steel coils are inspected for surface finish using profilometry by measuring the surface topography using a profilometer. The profilometer scans the surface of the steel coil and records the deviations from the ideal surface. This data is then used to determine the roughness, waviness, and other surface parameters of the steel coil, providing a quantitative assessment of its surface finish quality.
- Q:why do you need to heat steel when hardening, molecules etc etc
- Gary is right, but maybe I can simplify it. It's very complex..... When you heat (hardenable) steel the carbon and iron form crystalline structures. Martensite and Austenite are most prominent, but there are others. Those are the hard crystals. When you quench it, those structures don't have time to dissolve as they would with slow cooling, so you freeze the crystalline structure in that state. Since that is too hard for most things, you temper it. Heating to a certain temp lets ~some~ of the crystals dissolve away. Annealing is heating and letting it cool slowly, so those structures will break up back into carbon and iron, leaving the steel soft. It's like a little atomic machine - crystals form, dissolve away, form again, with heat. It's waaaaay deeper than just that in detail, but that's the gist of it.
- Q:what is the difference between stainless steel 304 (AISI 304) and stainless steel 310 (AISI 310) COR-TEN A
- Weathering steel will rust, but the rust will be adherant and not flake off and be replaced by new rust. Therefore once it rusts it will pretty much stop rusting any more. One (severe) down side is that anything around it will be streaked with rust stains and it will look awful. Some bozo with the Texas Department of Transportation designed a number of freeway interchange overpasses here in Houston using Cor-Ten steel and all of the concrete supports are streaked with red rust stains and it looks like hell. Cameron built an office building here in Houston with a Cor-Ten facade and it is streaked with rust too. They should have gone ahead and spent the money and painted them, but they didn't.
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PPGI COILS/SECC/HDGI/galvanized steel coil for roofing sheet/china
- Ref Price:
-
- Loading Port:
- Dalian
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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